<template>
  <div class="app-container">
    <el-form
      :model="queryParams"
      ref="queryRef"
      size="small"
      :inline="true"
      v-show="showSearch"
      label-width="68px"
    >
      <el-form-item label="名称" prop="name">
        <el-input
          v-model="queryParams.name"
          placeholder="请输入名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button
          type="primary"
          icon="Search"
          size="mini"
          @click="handleQuery"
          >搜索</el-button
        >
        <el-button icon="Refresh" size="mini" @click="resetQuery"
          >重置</el-button
        >
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="Plus"
          @click="handleAdd"
          v-hasPermi="['system:table:add']"
          >新增</el-button
        >
      </el-col>
      <el-col :span="1.5">
        <input
          ref="fileInput"
          type="file"
          style="display: none"
          @change="handleFileUpload"
        />
        <el-button
            type="info"
            plain
            icon="Upload"
            @click="handleImport"
            v-hasPermi="['system:table:import']"
        >导入</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button type="info" plain icon="Sort" @click="toggleExpandAll"
          >展开/折叠</el-button
        >
      </el-col>
      <right-toolbar
        v-model:showSearch="showSearch"
        @queryTable="getList"
      ></right-toolbar>
    </el-row>

    <el-table
      v-if="refreshTable"
      v-loading="loading"
      :data="tableList"
      row-key="id"
      :default-expand-all="isExpandAll"
      :tree-props="{ children: 'children', hasChildren: 'hasChildren' }"
    >
      <el-table-column type="selection" width="200" align="left" />
      <el-table-column label="名称"  prop="name" />
      <el-table-column label="父节点" align="center" prop="parentId" />
      <el-table-column label="角色符号" align="center" prop="roleKey" />
      <el-table-column
        label="操作"
        align="center"
        class-name="small-padding fixed-width"
        width="400"
      >
        <template #default="scope">
          <el-button
            link
            type="primary"
            icon="Edit"
            @click="handleUpdate(scope.row)"
            >修改</el-button
          >
          <el-button
            link
            type="primary"
            icon="Plus"
            @click="handleAdd(scope.row)"
            >新增</el-button
          >
          <el-button
            v-if="scope.row.parentId != 0"
            link
            type="primary"
            icon="Delete"
            @click="handleDelete(scope.row)"
            >删除</el-button
          >
          <el-button
            v-if="scope.row.children === undefined"
            link
            type="primary"
            icon="view"
            @click="showData(scope.row)"
            >查看数据</el-button
          >
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total > 0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改数据控制对话框 -->
    <el-dialog :title="title" v-model="open" width="500px" append-to-body @keyup.enter="handleEnter">
      <el-form
        ref="tabledataRef"
        :model="form"
        :rules="rules"
        label-width="80px"
      >
        <el-row>
          <el-col :span="15" >
            <el-form-item label="名称" prop="name" >
              <el-input ref="nameInputRef" v-model="form.name" placeholder="请输入名称" />
            </el-form-item>
          </el-col>
          <el-col :span="15">
            <el-form-item label="所属分类" prop="parentId" v-if="form.parentId !== 0">
              <el-tree-select
                  v-model="form.parentId"
                  :data="tableList"
                  :props="{ value: 'id', label: 'name', children: 'children' }"
                  value-key="id"
                  placeholder="选择所属分类"
                  check-strictly
                  style="width: 200px"
              />
            </el-form-item>
          </el-col>
        </el-row>
      </el-form>
      <div slot="footer" class="dialog-footer" style="text-align: center">
        <el-button type="primary" @click="submitForm" >确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
    <!-- 用户导入对话框 -->
    <el-dialog :title="upload.title" v-model="upload.open" width="400px" append-to-body>
      <el-upload
          ref="uploadRef"
          :limit="1"
          accept=".xlsx, .xls"
          :headers="upload.headers"
          :action="upload.url + '?updateSupport=' + upload.updateSupport"
          :disabled="upload.isUploading"
          :on-progress="handleFileUploadProgress"
          :on-success="handleFileSuccess"
          :auto-upload="false"
          drag
      >
        <el-icon class="el-icon--upload"><upload-filled /></el-icon>
        <div class="el-upload__text">将文件拖到此处，或<em>点击上传</em></div>
        <template #tip>
          <div class="el-upload__tip text-center">
            <div class="el-upload__tip">
              <el-checkbox v-model="upload.updateSupport" />是否更新已经存在的用户数据
            </div>
            <span>仅允许导入xls、xlsx格式文件。</span>
            <el-link type="primary" :underline="false" style="font-size:12px;vertical-align: baseline;" @click="importTemplate">下载模板</el-link>
          </div>
        </template>
      </el-upload>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="submitFileForm">确 定</el-button>
          <el-button @click="upload.open = false">取 消</el-button>
        </div>
      </template>
    </el-dialog>
    <dataList ref="dataListRef"></dataList>
  </div>
</template>

<script setup name="Tabledata">
import { getCurrentInstance, nextTick, reactive, ref, toRefs } from "vue";
import {
  addNode,
  delNode,
  importDataList,
  listTable,
  updateNode,
} from "@/api/shenji/table";
import * as XLSX from "xlsx";
import DataList from "@/views/system/table/component/dataList.vue";
import {getToken} from "@/utils/auth";
const { proxy } = getCurrentInstance();

const dataOpen = ref(false);
const dataTitle = ref("数据");
const tableList = ref([]);
const dataListRef = ref();
const open = ref(false);
const nameInputRef = ref(null);
const loading = ref(true);
const showSearch = ref(true);
const ids = ref([]);
const single = ref(true);
const multiple = ref(true);
const total = ref(0);
const title = ref("");
const refreshTable = ref(true);
const isExpandAll = ref(true);
/*** 用户导入参数 */
const upload = reactive({
  // 是否显示弹出层（用户导入）
  open: false,
  // 弹出层标题（用户导入）
  title: "",
  // 是否禁用上传
  isUploading: false,
  // 是否更新已经存在的用户数据
  updateSupport: 0,
  // 设置上传的请求头部
  headers: { Authorization: "Bearer " + getToken() },
  // 上传的地址
  url: import.meta.env.VITE_APP_BASE_API + "/system/user/importData"
});
const data = reactive({
  form: {},
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    name: null,
    parentId: null,
    roleKey: null,
  },
  rules: {
    name: [{ required: true, message: "名称不能为空", trigger: "blur" }],
  },
});

const { queryParams, form, rules } = toRefs(data);

const fileInput = ref(null);

const handleFileUpload = (event) => {
  const file = event.target.files[0];
  const reader = new FileReader();

  reader.onload = (e) => {
    const data = new Uint8Array(e.target.result);
    const workbook = XLSX.read(data, { type: "array" });

    const firstSheetName = workbook.SheetNames[0];
    const worksheet = workbook.Sheets[firstSheetName];

    const excelData = XLSX.utils.sheet_to_json(worksheet, { raw: true });
    console.log(excelData);
    importDataList(excelData)
      .then((response) => {
        proxy.$modal.msgSuccess("导入成功");
        // 处理上传成功后的响应
        console.log(response);

      })
      .catch((error) => {
        proxy.$modal.msgSuccess("导入失败");
        // 处理上传失败后的错误
        console.error(error);

      });
  };

  reader.readAsArrayBuffer(file);
};
// const handleFileUpload = (event) => {
//   const file = event.target.files[0];
//   const formData = new FormData();
//   formData.append("file", file);
//
//   importDataList(formData)
//     .then((response) => {
//       // 处理上传成功后的响应
//       console.log(response);
//     })
//     .catch((error) => {
//       // 处理上传失败后的错误
//       console.error(error);
//     });
// };

const showData = (row) => {
  console.log("111", row);
  // dataOpen.value = true
  dataListRef.value.init(row);
};

function toggleExpandAll() {
  refreshTable.value = false;
  isExpandAll.value = !isExpandAll.value;
  nextTick(() => {
    refreshTable.value = true;
  });
}

// function getList() {
//     loading.value = true;
//     listDept(queryParams.value).then(response => {
//         deptList.value = proxy.handleTree(response.data, "deptId");
//         loading.value = false;
//     });
// }
/** 查询数据管理列表 */
function getList() {
  loading.value = true;
  listTable(queryParams.value).then((response) => {
    tableList.value = proxy.handleTree(response.data, "id");
    loading.value = false;
  });
}

// 取消按钮
function cancel() {
  open.value = false;
  reset();
}
const add = () => {};
// 表单重置
function reset() {
  form.value = {
    id: null,
    name: null,
    parentId: null,
    roleKey: null,
  };
  setTimeout(() => {
    const inputElement = nameInputRef.value.$refs.input;
    inputElement.selectionStart = inputElement.value.length;
    inputElement.selectionEnd = inputElement.value.length;
    inputElement.focus();
  },500);
  proxy.resetForm("queryRef");
}

/** 搜索按钮操作 */
function handleQuery() {
  queryParams.value.pageNum = 1;
  getList();
}

/** 重置按钮操作 */
function resetQuery() {
  proxy.resetForm("queryRef");
  handleQuery();
}

// 多选框选中数据
function handleSelectionChange(selection) {
  ids.value = selection.map((item) => item.ID);
  single.value = selection.length != 1;
  multiple.value = !selection.length;
}

/** 新增按钮操作 */
const handleAdd = (row) => {
  reset();
  open.value = true;
  title.value = "添加数据管理";
  console.log(row);
  if(row!= null){
    form.value.parentId = row.id;
  }
};

/** 修改按钮操作 */
function handleUpdate(row) {
  reset();
  form.value.name = row.name;
  form.value.parentId = row.parentId;
  form.value.id = row.id;
  open.value = true;
  title.value = "修改数据管理";

}

/** 删除按钮操作 */
function handleDelete(row) {
  proxy.$modal
      .confirm('是否确认删除名称为"' + row.name + '"的数据项？')
      .then(function () {
        if(row.children !== undefined){
          throw new Error("Directory has child items"); // 抛出错误，终止后续成功回调的执行
        }
        return delNode(row.id);
      })
      .then(() => {
        getList();
        proxy.$modal.msgSuccess("删除成功");
      })
      .catch((error) => {
        proxy.$modal.msgError("目录下还有未删除的表，删除失败");
      });
}
function handleEnter() {
  submitForm(); // 调用提交表单的方法
}
/** 提交按钮 */
function submitForm() {
  console.log("form.value:{}", form.value);
  proxy.$refs["tabledataRef"].validate((valid) => {
    if (valid) {
      if (form.value.id != null) {
        updateNode(form.value).then((response) => {
          proxy.$modal.msgSuccess("修改成功");
          open.value = false;
          getList();
        });
      } else {
        addNode(form.value).then((response) => {
          proxy.$modal.msgSuccess("新增成功");
          open.value = false;
          getList();
        });
      }
    }
  });
}

/** 导入按钮操作 */
function handleImport() {
  upload.title = "用户导入";
  upload.open = true;
};
/** 下载模板操作 */
function importTemplate() {
  proxy.download("system/user/importTemplate", {
  }, `user_template_${new Date().getTime()}.xlsx`);
};

/** 导出按钮操作 */
function handleExport() {
  proxy.download(
    "system/tabledata/export",
    {
      ...queryParams.value,
    },
    `tabledata_${new Date().getTime()}.xlsx`
  );
}
/**文件上传中处理 */
const handleFileUploadProgress = (event, file, fileList) => {
  upload.isUploading = true;
};
/** 文件上传成功处理 */
const handleFileSuccess = (response, file, fileList) => {
  upload.open = false;
  upload.isUploading = false;
  proxy.$refs["uploadRef"].handleRemove(file);
  proxy.$alert("<div style='overflow: auto;overflow-x: hidden;max-height: 70vh;padding: 10px 20px 0;'>" + response.msg + "</div>", "导入结果", { dangerouslyUseHTMLString: true });
  getList();
};
/** 提交上传文件 */
function submitFileForm() {
  proxy.$refs["uploadRef"].submit();
};


getList();
</script>
